Creates unit test for the stub

src/objective-c/examples/Sample/SampleTests/RemoteProtoTests.m

@@ -0,0 +1,90 @@
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#import <UIKit/UIKit.h>
+#import <XCTest/XCTest.h>
+
+#import <RemoteTest/Messages.pb.h>
+#import <RemoteTest/Test.pb.h>
+
+@interface RemoteProtoTests : XCTestCase
+@end
+
+@implementation RemoteProtoTests {
+  RMTTestService *_service;
+}
+
+- (void)setUp {
+  _service = [[RMTTestService alloc] initWithHost:@"grpc-test.sandbox.google.com"];
+}
+
+- (void)testEmptyRPC {
+  __weak XCTestExpectation *noRPCError = [self expectationWithDescription:@"RPC succeeded."];
+  __weak XCTestExpectation *responded = [self expectationWithDescription:@"Response received."];
+
+  [_service emptyCallWithRequest:[RMTEmpty defaultInstance]
+                         handler:^(RMTEmpty *response, NSError *error) {
+    XCTAssertNil(error, @"Finished with unexpected error: %@", error);
+    [noRPCError fulfill];
+    XCTAssertNotNil(response, @"nil response received.");
+    [responded fulfill];
+  }];
+
+  [self waitForExpectationsWithTimeout:2. handler:nil];
+}
+
+- (void)testSimpleProtoRPC {
+  __weak XCTestExpectation *noRPCError = [self expectationWithDescription:@"RPC succeeded."];
+  __weak XCTestExpectation *responded = [self expectationWithDescription:@"Response received."];
+  __weak XCTestExpectation *validResponse = [self expectationWithDescription:@"Valid response."];
+
+  RMTSimpleRequest *request = [[[[[[RMTSimpleRequestBuilder alloc] init]
+                                  setResponseSize:100]
+                                 setFillUsername:YES]
+                                setFillOauthScope:YES]
+                               build];
+  [_service unaryCallWithRequest:request handler:^(RMTSimpleResponse *response, NSError *error) {
+    XCTAssertNil(error, @"Finished with unexpected error: %@", error);
+    [noRPCError fulfill];
+    XCTAssertNotNil(response, @"nil response received.");
+    [responded fulfill];
+    // We expect empty strings, not nil:
+    XCTAssertNotNil(response.username, @"Response's username is nil.");
+    XCTAssertNotNil(response.oauthScope, @"Response's OAuth scope is nil.");
+    [validResponse fulfill];
+  }];
+
+  [self waitForExpectationsWithTimeout:2. handler:nil];
+}
+
+@end